Home / 1,800,653.20-2,485,233.84-1,156,878.16

Finding the Fourth Proportional to 1,800,653.20, 2,485,233.84 and 1,156,878.16

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Solution

The fourth proportional to 1,800,653.20, 2,485,233.84 and 1,156,878.16 is: 1,596,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,653.20 : 2,485,233.84 = 1,156,878.16 : x
  2. Step 2: Convert to fraction form
    1,800,653.20/2,485,233.84 = 1,156,878.16/x
  3. Step 3: Cross multiply
    1,800,653.20x = 2,485,233.84 × 1,156,878.16
  4. Step 4: Simplify right side
    1,800,653.20x = 2,875,112,751,988.93
  5. Step 5: Solve for x
    x = 2,875,112,751,988.93/1,800,653.20
  6. Step 6: Final answer
    x = 1,596,705.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.